Biosilk making your hair greasy?

i just bought some biosilk hydrating shampoo and conditioner. my friend had told me that it weights down your hair and makes your hair greasy. but on the contrary ive also heard its really good...hows it worked out for you?

Biosilk making your hair greasy?
In my 25 years of doing hair I have never used a worse product.....you could not give it to me free......but......It works on some peoples hair, not mine!